Home / 2,958,172.96-4,084,767.12-1,872,360.04

Finding the Fourth Proportional to 2,958,172.96, 4,084,767.12 and 1,872,360.04

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Solution

The fourth proportional to 2,958,172.96, 4,084,767.12 and 1,872,360.04 is: 2,585,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,172.96 : 4,084,767.12 = 1,872,360.04 : x
  2. Step 2: Convert to fraction form
    2,958,172.96/4,084,767.12 = 1,872,360.04/x
  3. Step 3: Cross multiply
    2,958,172.96x = 4,084,767.12 × 1,872,360.04
  4. Step 4: Simplify right side
    2,958,172.96x = 7,648,154,728,193.89
  5. Step 5: Solve for x
    x = 7,648,154,728,193.89/2,958,172.96
  6. Step 6: Final answer
    x = 2,585,431.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.